Patents by Inventor Sashichi Okabe

Sashichi Okabe has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Process for the preparation of Limulina lysate
    Patent number: 3954663
    Abstract: A process comprising extracting the blood of horseshoe crabs (Limulina) into an isotonic buffer solution containing an agent which inhibits the agglutination of amebocyte, separating the amebocyte from said solution, breaking the amebocyte, and recovering Limulina lysate, which is characterized in that methyl derivatives of xanthine such as theophyline, theobromine, or caffeine, or their salts, are used as the amebocyte's agglutination-inhibiting agent is disclosed.
    Type: Grant
    Filed: December 10, 1973
    Date of Patent: May 4, 1976
    Assignee: Teikoku Horinine Mfg. Co. Ltd.
    Inventors: Masaaki Yamamoto, Masayoshi Kobayashi, Sashichi Okabe